built-in measuring mark

例句：

1. 1. The newcar has a built-in measurement mark on the dashboard to help you keep track of your speed.
   这款新车的仪表板上有一个内置测量标记，可以帮助你跟踪你的车速。
2. 2. The engineer used a built-in measurement mark to ensure that the machine was running at its optimal efficiency.
   工程师使用了一个内置测量标记来确保机器运行在其最佳效率。
3. 3. The software included a built-in measurement mark that could be used to measure the distance traveled by the user.
   软件包含了一个内置测量标记，可以用来测量用户行驶的距离。